CVE-2025-12576

MEDIUM

6.5

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 9.3 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that under certain conditions could have allowed an authenticated user to cause a denial of service due to improper handling of webhook response data.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/11/2026

Last Modified3/18/2026

Sourcenvd

Honeypot Sightings0

Affected Products

gitlab:gitlab

Weaknesses (CWE)

CWE-770

References

https://about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-released/(cve@gitlab.com)

https://gitlab.com/gitlab-org/gitlab/-/work_items/579170(cve@gitlab.com)

https://hackerone.com/reports/3395198(cve@gitlab.com)

IOC Correlations

No correlations recorded

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